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2012 ROHM Co., Ltd. All rights reserved.
2012.11 - Rev.D
Data Sheet MCR series < General Purpose >
Test Items Test Conditions
Resistor Type
Guaranteed Value
Jumper Type
Resistance
Variation of resistance
with temperature
Solderability
Damp heat, steady state
Endurance at 70°C
Endurance
Rapid change of
temperature
Bend strength of
the end face plating
Resistance to solvent
Resistance to
soldering heat
Overload
± (2.0%+0.1Ω) Max. 50mΩ
± (1.0%+0.05Ω)
± (3.0%+0.1Ω)
Max. 50mΩ
Max. 100mΩ
See "Products List"
See "Products List"
20
°C
No remarkable abnormality on the appearance.
A new uniform coating of minimum of
95% of the surface being immersed
and no soldering damage.
Without mechanical damage such as breaks.
Compliance Standard(s) : IEC60115−
JISC 5201−
Measurement : +20 / −55 / +20 / +125°C
Soldering condition : 260±5
°C
Duration of immersion : 10±1s
40°C, 93%RH (Relative Humidity)
Test time : 1,000h to 1,048h
± (3.0%+0.1Ω)
± (3.0%+0.1Ω)
± (1.0%+0.05Ω)
± (1.0%+0.05Ω)
± (1.0%+0.05Ω)
Max. 100mΩ
Max. 100mΩ
Max. 50mΩ
Max. 50mΩ
Max. 50mΩ
70°C
Rated voltage (current)
1.5h : ON − 0.5h : OFF
Test time : 1,000h to 1,048h
125°C (MCR004 / 006 / 25 / 50 / 100)
155°C (MCR01 / 03 / 10 / 18)
Test time : 1,000h to 1,048h
23±5
°C
, Immersion cleaning, 5±0.5min
Solvent : 2−propanol
−
Test temp.
−55
°C
to +125
°C
100cycle (MCR004 / 006)
−55
°C
to +125
°C
300cycle (MCR01)
−55
°C
to +125
°C
5cycle (MCR03 / 10 / 18 / 25 / 50 / 100)
Rosin·Ethanol : 25% (Weight)
Soldering condition : 235±5
°C
Duration of immersion : 2.0±0.5s
Rated voltage (current) ×2.5, 2s.
Maximum overload voltage
Derating Curve
When the ambient temperature exceeds 70°C, power dissipation must be adjusted according to the derating curves below.
0
20
40
60
80
100
−55 0 70 100 125
AMBIENT TEMPERATURE (°C)
PERCENT RATED POWER (%)
MCR004 / 006 / 100
Characteristics
Chip weight (typical value)
Parameter Unit
MCR004
YZP / RZP
MCR006
YRT
MCR01
MRT
MCR03
ERT
MCR10
ERT
MCR18
ERT
MCR25
JZH
MCR50
JZH
MCR100
JZH
mg/pc 0.04 0.150 0.565 2.03 4.73 8.56 16.5 25.8 42.0Weight
MCR01 / 03 / 10 / 18 / 25 / 50
0
20
40
60
80
100
−55 0 70 100 155
AMBIENT TEMPERATURE (
°
C)
PERCENT RATED POWER (%)
